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不重磨刀具的优点,已经在各种切削加工中体现,但应用最广的是车刀和端铣刀。一九七四年总结了现有刀具结构的优缺点,经过一段时间的消化,取其优点改进不足,确定了一种制造方便,所需工装少,车铣刀片通用,对合金刀片的精度要求低的新不重磨端铣刀——勾板式不重磨端铣刀。不重磨端铣刀的应用和推广,在很大程度上受到刀片供应和经济性的影响。刀片的精度要求高,刀片的制造供应就困难,刀片的价格也就高。目前工具厂生产的标准不重磨铣刀盘使用的刀片成品每片4.5元,与老式装配铣刀的刀头价格相近,这个价格偏高,使一些小厂用不起,工人也怕工具费超指标。对我们这样大的汽车厂来说,将有成百台的机床使用不重
The advantages of non-regrind tool, has been reflected in a variety of cutting, but the most widely used is the turning tool and end mill. In 1974, the advantages and disadvantages of the existing cutter structure were summarized. After a period of digestion, the advantages of the cutter were improved and insufficient. The manufacturing method was simple, the tooling required was small, the milling cutter was common, the accuracy of the alloy blade Low requirements of the new non-re-end milling cutter - hook plate non-re-end milling cutter. The application and promotion of non-refurbished end mills are largely influenced by blade supply and economy. High precision blades, the blade manufacturing supply is difficult, the blade price will be high. At present, the tool factory produces standard non-relubricated milling cutter discs with a finished product of 4.5 yuan per piece, which is similar to the price of the cutter head of the old-fashioned milling cutter. This price is so high that some small factories can not afford it. Super indicator. For such a big car factory, there will be hundreds of machine tools that are not heavily used